55002557577 has 8 divisors (see below), whose sum is σ = 80003720160. Its totient is φ = 33334883360.

The previous prime is 55002557527. The next prime is 55002557587. The reversal of 55002557577 is 77575520055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55002557577 - 2¹¹ = 55002555529 is a prime.

It is a super-2 number, since 2×55002557577² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55002557527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833372052 + ... + 833372117.

It is an arithmetic number, because the mean of its divisors is an integer number (10000465020).

Almost surely, 2^55002557577 is an apocalyptic number.

It is an amenable number.

55002557577 is a deficient number, since it is larger than the sum of its proper divisors (25001162583).

55002557577 is a wasteful number, since it uses less digits than its factorization.

55002557577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666744183.

The product of its (nonzero) digits is 2143750, while the sum is 48.

The spelling of 55002557577 in words is "fifty-five billion, two million, five hundred fifty-seven thousand, five hundred seventy-seven".